// @width:1072px;
// @margin:auto;

*{
    margin: 0;
    padding: 0;
}
.contain{
    top: 30px;
    width: 1072px;
    height: 622px;
    margin: auto;
    position: relative;
    // border: 1px solid black;
    box-sizing: border-box;
    padding: 16px;
    display: flex;
    justify-content: space-between;
    box-shadow:0 0 9px 9px #ececec;
    .left-t{
        display: inline-block;
        width: 825px;
        height: 592px;
       // overflow: hidden;
       overflow: hidden;
        ul{
            width: 825px;
            // height: 592px;
            transition: .7s;
            
            li{
                // display: none;
                width: 825px;
                height: 592px;
                margin-bottom: 30px;
                img{
                    width: 100%;
                    height: 100%;
        
                }
            }
            li:nth-last-child(1){
                margin-bottom: 0px;
            }
            // .az{
            //     // display: block;
            // }

        }
        

    }
    .right-l{
      
        width: 162px;
        height: 592px;
        position: relative;
        margin-right: 10px;
        
        ul{
            position: relative;
            width: 160px;
            height: 592px;
            // border: 1px solid black;
            box-sizing: border-box;
            width: 100%;
            height: 100%;
            transition: 1s;
            li{
                position: relative;
                width: 100%;
                height: 90px;
                // transition: 1.5s;
                
                img{
                    width: 100%;
                    height: 100%;
                }
                margin-bottom: 35px;
            }
            li:nth-last-child(1){
                margin-bottom: 0px;
            }
            .ad{
                border: 3px solid #af5000;
                box-sizing: border-box;
               
            }
            .ad::after{
                
            position: absolute;
            content: '';
            left:-16px;
            top: 35px;
            border-top: 8px solid transparent;
            border-left: 8px solid transparent;
            border-right: 8px solid #af5000;
            border-bottom: 8px solid transparent;
          

            }
            
            
        }
    }

}

li{
    list-style: none;
}